Good new for Siboasi ball shooting machines
Guangxi 2021 general college admissions sports majors unified examination of table tennis and badminton special examinations for the technical parameters of the ball machine
A. Table Tennis Special Examination
In the 2021 general college admissions sports majors in our district, the unified examination table tennis special examination of the whole district uses a table tennis ball machine.
In the test of "the whole table is indeterminate left push and right attack", the table tennis ball machine sends out indefinite topspin to the whole table (only topspin, no bottomspin), the ball speed is about 65 boards/1 minute , The drop point is about 30 cm from the bottom line.
In the "round forehand arc or assault" test, the table tennis ball machine backspins the ball (only backspin, no topspin), and the ball speed is about 45. Board / 1 minute, the drop point is about 30 cm from the bottom line.
B. Badminton special examination
In our district's 2021 general college enrollment sports majors, the ball machine used in the badminton special examination of the district-wide unified examination is Siboasi S8025 badminton ball machine, and the badminton is Boli R2 (speed 77) badminton. Siboasi S8025 ball machine is composed of two ball cages, two heads, a base and a liquid crystal display control module.
In the "Forehand Killing a Straight Ball" test, the server continuously delivered high and long shots to the back court, including 5 consecutive shots to the right court and 5 consecutive shots to the left court, for a total of 10 goals. The serving point is 50 cm before the service line after doubles, plus or minus 30 cm, the time interval between two consecutive servings is 4 seconds, plus or minus 1 second.
In the "forehand slash kick" test, the server continuously delivered high and long shots to the back court, which served 5 consecutively to the right court and 5 consecutively to the left court, for a total of 10 goals. The serve point is the line after the doubles, plus or minus 30 cm, the time interval between two consecutive servings is 4 seconds, plus or minus 1 second
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